Question

. For every 1 kg of mass in your body, you lose 5.14 kJ (kilojoule) per hour while sleeping. This energy is used to maintain body temperature and do other bodily activities. How much energy will person weighing 70 kg lose during an 8-hour sleep period? What will be the power? plz ans fast
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Answer 1

5.14kJ for 1kg

Then for 70 kg energy lost is 70×5.14

=35.98kJ

For 8 hours = 35.98× 8= 287.84kJ

power=energy by time= 287.84kJ/ 8×60×60

= 9.94 watt